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Create MagnetUri object from BC link or HASH string

adaptive-webui-19844
Vladimir Golovnev (Glassez) 9 years ago
parent
commit
c57aaf0216
  1. 40
      src/base/bittorrent/magneturi.cpp
  2. 2
      src/base/bittorrent/magneturi.h
  3. 29
      src/base/bittorrent/session.cpp
  4. 2
      src/base/bittorrent/session.h
  5. 15
      src/base/utils/misc.cpp
  6. 1
      src/base/utils/misc.h
  7. 39
      src/gui/addnewtorrentdialog.cpp
  8. 14
      src/gui/addnewtorrentdialog.h
  9. 8
      src/webui/webapplication.cpp

40
src/base/bittorrent/magneturi.cpp

@ -26,6 +26,10 @@ @@ -26,6 +26,10 @@
* exception statement from your version.
*/
#include <QByteArray>
#include <QRegExp>
#include <QStringList>
#include <libtorrent/bencode.hpp>
#include <libtorrent/error_code.hpp>
#include <libtorrent/magnet_uri.hpp>
@ -33,17 +37,45 @@ @@ -33,17 +37,45 @@
#include "base/utils/string.h"
#include "magneturi.h"
namespace
{
QString bcLinkToMagnet(QString bcLink)
{
QByteArray rawBc = bcLink.toUtf8();
rawBc = rawBc.mid(8); // skip bc://bt/
rawBc = QByteArray::fromBase64(rawBc); // Decode base64
// Format is now AA/url_encoded_filename/size_bytes/info_hash/ZZ
QStringList parts = QString(rawBc).split("/");
if (parts.size() != 5) return QString();
QString filename = parts.at(1);
QString hash = parts.at(3);
QString magnet = "magnet:?xt=urn:btih:" + hash;
magnet += "&dn=" + filename;
return magnet;
}
}
namespace libt = libtorrent;
using namespace BitTorrent;
MagnetUri::MagnetUri(const QString &url)
MagnetUri::MagnetUri(const QString &source)
: m_valid(false)
, m_url(url)
, m_url(source)
{
if (url.isEmpty()) return;
if (source.isEmpty()) return;
if (source.startsWith("bc://bt/", Qt::CaseInsensitive)) {
qDebug("Creating magnet link from bc link");
m_url = bcLinkToMagnet(source);
}
else if (((source.size() == 40) && !source.contains(QRegExp("[^0-9A-Fa-f]")))
|| ((source.size() == 32) && !source.contains(QRegExp("[^2-7A-Za-z]")))) {
m_url = "magnet:?xt=urn:btih:" + source;
}
libt::error_code ec;
libt::parse_magnet_uri(url.toUtf8().constData(), m_addTorrentParams, ec);
libt::parse_magnet_uri(m_url.toUtf8().constData(), m_addTorrentParams, ec);
if (ec) return;
m_valid = true;

2
src/base/bittorrent/magneturi.h

@ -43,7 +43,7 @@ namespace BitTorrent @@ -43,7 +43,7 @@ namespace BitTorrent
class MagnetUri
{
public:
explicit MagnetUri(const QString &url = QString());
explicit MagnetUri(const QString &source = QString());
bool isValid() const;
InfoHash hash() const;

29
src/base/bittorrent/session.cpp

@ -963,16 +963,11 @@ bool Session::addTorrent(QString source, const AddTorrentParams &params) @@ -963,16 +963,11 @@ bool Session::addTorrent(QString source, const AddTorrentParams &params)
return true;
}
if (source.startsWith("bc://bt/", Qt::CaseInsensitive)) {
qDebug("Converting bc link to magnet link");
source = Utils::Misc::bcLinkToMagnet(source);
MagnetUri magnetUri(source);
if (magnetUri.isValid()) {
return addTorrent_impl(params, magnetUri);
}
else if (((source.size() == 40) && !source.contains(QRegExp("[^0-9A-Fa-f]")))
|| ((source.size() == 32) && !source.contains(QRegExp("[^2-7A-Za-z]")))) {
source = "magnet:?xt=urn:btih:" + source;
}
if (Utils::Misc::isUrl(source)) {
else if (Utils::Misc::isUrl(source)) {
Logger::instance()->addMessage(tr("Downloading '%1', please wait...", "e.g: Downloading 'xxx.torrent', please wait...").arg(source));
// Launch downloader
Net::DownloadHandler *handler = Net::DownloadManager::instance()->downloadUrl(source, true, 10485760 /* 10MB */, true);
@ -981,9 +976,6 @@ bool Session::addTorrent(QString source, const AddTorrentParams &params) @@ -981,9 +976,6 @@ bool Session::addTorrent(QString source, const AddTorrentParams &params)
connect(handler, SIGNAL(redirectedToMagnet(QString, QString)), this, SLOT(handleRedirectedToMagnet(QString, QString)));
m_downloadedTorrents[handler->url()] = params;
}
else if (source.startsWith("magnet:", Qt::CaseInsensitive)) {
return addTorrent_impl(addDataFromParams(params), MagnetUri(source));
}
else {
return addTorrent_impl(addDataFromParams(params), MagnetUri(), TorrentInfo::loadFromFile(source));
}
@ -1091,15 +1083,12 @@ bool Session::addTorrent_impl(AddTorrentData addData, const MagnetUri &magnetUri @@ -1091,15 +1083,12 @@ bool Session::addTorrent_impl(AddTorrentData addData, const MagnetUri &magnetUri
// Add a torrent to the BitTorrent session in hidden mode
// and force it to load its metadata
bool Session::loadMetadata(const QString &magnetUri)
bool Session::loadMetadata(const MagnetUri &magnetUri)
{
Q_ASSERT(magnetUri.startsWith("magnet:", Qt::CaseInsensitive));
MagnetUri magnet(magnetUri);
if (!magnet.isValid()) return false;
if (!magnetUri.isValid()) return false;
InfoHash hash = magnet.hash();
QString name = magnet.name();
InfoHash hash = magnetUri.hash();
QString name = magnetUri.name();
// We should not add torrent if it already
// processed or adding to session
@ -1111,7 +1100,7 @@ bool Session::loadMetadata(const QString &magnetUri) @@ -1111,7 +1100,7 @@ bool Session::loadMetadata(const QString &magnetUri)
qDebug(" -> Hash: %s", qPrintable(hash));
qDebug(" -> Name: %s", qPrintable(name));
libt::add_torrent_params p = magnet.addTorrentParams();
libt::add_torrent_params p = magnetUri.addTorrentParams();
// Flags
// Preallocation mode

2
src/base/bittorrent/session.h

@ -196,7 +196,7 @@ namespace BitTorrent @@ -196,7 +196,7 @@ namespace BitTorrent
bool addTorrent(QString source, const AddTorrentParams &params = AddTorrentParams());
bool addTorrent(const TorrentInfo &torrentInfo, const AddTorrentParams &params = AddTorrentParams());
bool deleteTorrent(const QString &hash, bool deleteLocalFiles = false);
bool loadMetadata(const QString &magnetUri);
bool loadMetadata(const MagnetUri &magnetUri);
bool cancelLoadMetadata(const InfoHash &hash);
void recursiveTorrentDownload(const InfoHash &hash);

15
src/base/utils/misc.cpp

@ -392,21 +392,6 @@ bool Utils::Misc::isPreviewable(const QString& extension) @@ -392,21 +392,6 @@ bool Utils::Misc::isPreviewable(const QString& extension)
return multimedia_extensions.contains(extension.toUpper());
}
QString Utils::Misc::bcLinkToMagnet(QString bc_link)
{
QByteArray raw_bc = bc_link.toUtf8();
raw_bc = raw_bc.mid(8); // skip bc://bt/
raw_bc = QByteArray::fromBase64(raw_bc); // Decode base64
// Format is now AA/url_encoded_filename/size_bytes/info_hash/ZZ
QStringList parts = QString(raw_bc).split("/");
if (parts.size() != 5) return QString::null;
QString filename = parts.at(1);
QString hash = parts.at(3);
QString magnet = "magnet:?xt=urn:btih:" + hash;
magnet += "&dn=" + filename;
return magnet;
}
// Take a number of seconds and return an user-friendly
// time duration like "1d 2h 10m".
QString Utils::Misc::userFriendlyDuration(qlonglong seconds)

1
src/base/utils/misc.h

@ -66,7 +66,6 @@ namespace Utils @@ -66,7 +66,6 @@ namespace Utils
QString friendlyUnit(qreal val, bool is_speed = false);
bool isPreviewable(const QString& extension);
QString bcLinkToMagnet(QString bc_link);
// Take a number of seconds and return an user-friendly
// time duration like "1d 2h 10m".
QString userFriendlyDuration(qlonglong seconds);

39
src/gui/addnewtorrentdialog.cpp

@ -133,15 +133,6 @@ void AddNewTorrentDialog::saveState() @@ -133,15 +133,6 @@ void AddNewTorrentDialog::saveState()
void AddNewTorrentDialog::show(QString source, QWidget *parent)
{
if (source.startsWith("bc://bt/", Qt::CaseInsensitive)) {
qDebug("Converting bc link to magnet link");
source = Utils::Misc::bcLinkToMagnet(source);
}
else if (((source.size() == 40) && !source.contains(QRegExp("[^0-9A-Fa-f]")))
|| ((source.size() == 32) && !source.contains(QRegExp("[^2-7A-Za-z]")))) {
source = "magnet:?xt=urn:btih:" + source;
}
AddNewTorrentDialog *dlg = new AddNewTorrentDialog(parent);
if (Utils::Misc::isUrl(source)) {
@ -153,8 +144,9 @@ void AddNewTorrentDialog::show(QString source, QWidget *parent) @@ -153,8 +144,9 @@ void AddNewTorrentDialog::show(QString source, QWidget *parent)
}
else {
bool ok = false;
if (source.startsWith("magnet:", Qt::CaseInsensitive))
ok = dlg->loadMagnet(source);
BitTorrent::MagnetUri magnetUri(source);
if (magnetUri.isValid())
ok = dlg->loadMagnet(magnetUri);
else
ok = dlg->loadTorrent(source);
@ -165,12 +157,12 @@ void AddNewTorrentDialog::show(QString source, QWidget *parent) @@ -165,12 +157,12 @@ void AddNewTorrentDialog::show(QString source, QWidget *parent)
}
}
bool AddNewTorrentDialog::loadTorrent(const QString& torrent_path)
bool AddNewTorrentDialog::loadTorrent(const QString &torrentPath)
{
if (torrent_path.startsWith("file://", Qt::CaseInsensitive))
m_filePath = QUrl::fromEncoded(torrent_path.toLocal8Bit()).toLocalFile();
if (torrentPath.startsWith("file://", Qt::CaseInsensitive))
m_filePath = QUrl::fromEncoded(torrentPath.toLocal8Bit()).toLocalFile();
else
m_filePath = torrent_path;
m_filePath = torrentPath;
if (!QFile::exists(m_filePath)) {
MessageBoxRaised::critical(0, tr("I/O Error"), tr("The torrent file does not exist."));
@ -212,21 +204,20 @@ bool AddNewTorrentDialog::loadTorrent(const QString& torrent_path) @@ -212,21 +204,20 @@ bool AddNewTorrentDialog::loadTorrent(const QString& torrent_path)
return true;
}
bool AddNewTorrentDialog::loadMagnet(const QString &magnet_uri)
bool AddNewTorrentDialog::loadMagnet(const BitTorrent::MagnetUri &magnetUri)
{
BitTorrent::MagnetUri magnet(magnet_uri);
if (!magnet.isValid()) {
if (!magnetUri.isValid()) {
MessageBoxRaised::critical(0, tr("Invalid magnet link"), tr("This magnet link was not recognized"));
return false;
}
m_hash = magnet.hash();
m_hash = magnetUri.hash();
// Prevent showing the dialog if download is already present
if (BitTorrent::Session::instance()->isKnownTorrent(m_hash)) {
BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(m_hash);
if (torrent) {
torrent->addTrackers(magnet.trackers());
torrent->addUrlSeeds(magnet.urlSeeds());
torrent->addTrackers(magnetUri.trackers());
torrent->addUrlSeeds(magnetUri.urlSeeds());
MessageBoxRaised::information(0, tr("Already in download list"), tr("Magnet link is already in download list. Trackers were merged."), QMessageBox::Ok);
}
else {
@ -238,14 +229,14 @@ bool AddNewTorrentDialog::loadMagnet(const QString &magnet_uri) @@ -238,14 +229,14 @@ bool AddNewTorrentDialog::loadMagnet(const QString &magnet_uri)
connect(BitTorrent::Session::instance(), SIGNAL(metadataLoaded(BitTorrent::TorrentInfo)), SLOT(updateMetadata(BitTorrent::TorrentInfo)));
// Set dialog title
QString torrent_name = magnet.name();
QString torrent_name = magnetUri.name();
setWindowTitle(torrent_name.isEmpty() ? tr("Magnet link") : torrent_name);
setupTreeview();
// Set dialog position
setdialogPosition();
BitTorrent::Session::instance()->loadMetadata(magnet_uri);
BitTorrent::Session::instance()->loadMetadata(magnetUri);
setMetadataProgressIndicator(true, tr("Retrieving metadata..."));
ui->lblhash->setText(m_hash);
@ -732,7 +723,7 @@ void AddNewTorrentDialog::handleDownloadFailed(const QString &url, const QString @@ -732,7 +723,7 @@ void AddNewTorrentDialog::handleDownloadFailed(const QString &url, const QString
void AddNewTorrentDialog::handleRedirectedToMagnet(const QString &url, const QString &magnetUri)
{
Q_UNUSED(url)
if (loadMagnet(magnetUri))
if (loadMagnet(BitTorrent::MagnetUri(magnetUri)))
open();
else
this->deleteLater();

14
src/gui/addnewtorrentdialog.h

@ -38,11 +38,15 @@ @@ -38,11 +38,15 @@
#include "base/bittorrent/infohash.h"
#include "base/bittorrent/torrentinfo.h"
QT_BEGIN_NAMESPACE
namespace Ui {
namespace BitTorrent
{
class MagnetUri;
}
namespace Ui
{
class AddNewTorrentDialog;
}
QT_END_NAMESPACE
class TorrentContentFilterModel;
class PropListDelegate;
@ -79,8 +83,8 @@ protected slots: @@ -79,8 +83,8 @@ protected slots:
private:
explicit AddNewTorrentDialog(QWidget *parent = 0);
bool loadTorrent(const QString& torrent_path);
bool loadMagnet(const QString& magnet_uri);
bool loadTorrent(const QString &torrentPath);
bool loadMagnet(const BitTorrent::MagnetUri &magnetUri);
void loadSavePathHistory();
void saveSavePathHistory() const;
int indexOfSavePath(const QString& save_path);

8
src/webui/webapplication.cpp

@ -354,14 +354,6 @@ void WebApplication::action_command_download() @@ -354,14 +354,6 @@ void WebApplication::action_command_download()
foreach (QString url, list) {
url = url.trimmed();
if (!url.isEmpty()) {
if (url.startsWith("bc://bt/", Qt::CaseInsensitive)) {
qDebug("Converting bc link to magnet link");
url = Utils::Misc::bcLinkToMagnet(url);
}
if ((url.size() == 40 && !url.contains(QRegExp("[^0-9A-Fa-f]")))
|| (url.size() == 32 && !url.contains(QRegExp("[^2-7A-Za-z]"))))
url = "magnet:?xt=urn:btih:" + url;
Net::DownloadManager::instance()->setCookiesFromUrl(cookies, QUrl::fromEncoded(url.toUtf8()));
BitTorrent::Session::instance()->addTorrent(url, params);
}

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